Beat the Blerch

This edition has finished
SEP
12
2026
Experience a flat out and back course through mossy evergreen forests along the Snoqualmie valley trail. Choose from four different distances starting at Tolt MacDonald Park in the town of Carnation.
Sat 12 Sep 2026
26 miles 13 miles 10 kilometers 3 miles

Always double-check with the organizer's website! This page may contain affiliate links.

Event Overview

The Beat the Blerch running event takes place in Carnation, Washington, situated approximately 35 minutes outside of Seattle. This event features four different race distances:

  • 5K (3.1 miles)
  • 10K
  • Half Marathon (13.1 miles)
  • Marathon (26.2 miles)

Course Details

Participants run along the Snoqualmie valley trail, starting at King County's Tolt-MacDonald Park. The course is flat and follows an out-and-back format. The route passes through evergreen and mossy forests, providing a natural setting for the race. Near the starting area, there are local strawberry farms and pumpkin patches that provide guided tours.

The event was inspired by a comic about running created by The Oatmeal. Registration for the various distances is open to the public with staggered entry fees based on the selected distance. Visit the organization's website for the most recent information.

Events nearby

Trail races at Squak Mountain in Issaquah with 10k, half and 26.2 mile options, aid stations every 3 miles, long sleeve technical T shirt and finisher medal included.
Forest trail run at Ravenna Park on November 21, 2026 offering 4k, 8k and 12k on a 4.1 km loop with an aid station and a youth discount.
A marathon and half marathon on the Kirkland Corridor Course on November 26, 2026 using a short out and back layout with on-site parking and aid at the start.
A multi-distance road and trail running event at Soaring Eagle Regional Park on November 26, 2026 with a kids dash, technical trail options, shirt and finisher medallion.
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